Job Category: Development
Job Type: Full Time
Job Location: Bengaluru
Roles & Responsibilities:
- Go to person for 4G/5G specification understanding, end to end call flows, NAS procedures, handover procedures, interworking call flows and service flows
- Go to person for 4G/5G core network, IMS core and VoLTE & other service understanding
- Go to person for supporting network planning, network deployment, IP planning and network optimization
- Shall have understanding of L2/L3 transport network used in the network deployment
- Shall have complete understanding of 4G (eNB)/5G(gNB), specifications, protocol layers and call flows
- Go to person for debugging and providing solutions for network, deployment, service level and product level issues
- Shall have complete understanding of RAN product portfolio and management system
- Interfacing with customer, field and other external stake holders in the network deployment
- Understanding and deriving customer & field requirements and coordinating with internal teams
- Prioritization of requirements and bug fixes for software delivery
- Supporting system configuration planning & optimization and LMS preparation
- Field support
- Analysis of DT logs, traces for debugging of the field issues
- Supporting AT, System validation, POCs and Demos
- Supporting IOTs with other vendor RAN nodes and core networks
- Raising bugs and getting the issues fixed in co-ordination with development team
Job Description:
Positions : Lead/Staff Engineer
Work Location : Bangalore
Experience : 8 to 12 years
Education : BE/B.Tech/ME/M.Tech in ECE/TE/CSE or equivalent degree.
Skills Required
- Around 8-12 years of experience with BE/B.Tech./M.Tech. (EC/EE/CS) Degree.
- Good understanding 4G/5G 3GPP specifications and fair understanding of 2G/3G specifications
- Good understanding of 4G/5G core network and IMS core
- Good understanding of end-to-end call flows, NAS procedures, handover procedures, interworking procedures and service flows
- Good understanding of VoLTE service and CS services
- Good understanding of end-to-end 4G/5G network deployments with more focus on RAN deployment, network planning and network optimization
- Good understanding system parameter planning & optimization including handover parameter planning & LMS planning
- Good working exposure to 4G/5G RAN products including RRHs. Exposure to handling product related issues
- Exposure to interworking with OEM core products
- Strong working experience in 4G eNB/5G (gNB) including protocols, call flows, end to end traffic throughput requirements
- Strong debugging skills to analyze network level issues, network deployment issues, service issues and RAN issues at each layer (L3/L2/L1)
- Strong debugging & troubleshooting and log analysis skills
- Good working exposure to FCAPS and KPI analysis
- Good understanding network protocols, IP planning and IETF standards
- Good exposure to DT tools like XCAL/Spirent/TEMS/QXDM and DT log analysis
- Experience with Test Equipment & Tools like Aeroflex, IXIA, Wireshark, ethereal, Noise emulator is desired
- Telecom knowledge on NMS/EMS/OSS is desired
- Working experience in Linux environment is expected
- Good exposure to scripting languages including python desired